I have a bunch of objects in a flat structure. These objects have an ID and a ParentID property so they can be arranged in trees. They are in...
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This question already has answers here: What’s the difference between an argument and a parameter? (36 answers) Closed 9 years ago. I often find myself confused with how the...
I understand that a stream is a representation of a sequence of bytes. Each stream provides means for reading and writing bytes to its given backing store. But what...
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I read through the Wikipedia article Existential types. I gathered that they’re called existential types because of the existential operator (∃). I’m not sure what the point of it...
How do I pick a random element from a set? I’m particularly interested in picking a random element from a HashSet or a LinkedHashSet, in Java. Solutions for other...
This is a long text. Please bear with me. Boiled down, the question is: Is there a workable in-place radix sort algorithm? Preliminary I’ve got a huge number of...
I am aware that every object requires heap memory and every primitive/reference on the stack requires stack memory. When I attempt to create an object on the heap and...